Home / 5,406.62-8,112.96-2,941.60

Finding the Fourth Proportional to 5,406.62, 8,112.96 and 2,941.60

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Solution

The fourth proportional to 5,406.62, 8,112.96 and 2,941.60 is: 4,414.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406.62 : 8,112.96 = 2,941.60 : x
  2. Step 2: Convert to fraction form
    5,406.62/8,112.96 = 2,941.60/x
  3. Step 3: Cross multiply
    5,406.62x = 8,112.96 × 2,941.60
  4. Step 4: Simplify right side
    5,406.62x = 23,865,083.14
  5. Step 5: Solve for x
    x = 23,865,083.14/5,406.62
  6. Step 6: Final answer
    x = 4,414.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.